S
M
T
W
T
F
S
30
87°
69°
31
88°
69°
1
94°
72°
2
92°
72°
3
91°
71°
4
92°
71°
5
85°
68°
6
85°
62°
7
N/A
8
86°
64°
9
89°
69°
10
89°
68°
11
82°
64°
12
82°
68°
13
86°
68°
14
88°
69°
15
87°
70°
16
84°
62°
17
76°
63°
18
77°
61°
19
78°
62°
20
77°
61°
21
76°
60°
22
79°
65°
23
75°
65°
24
76°
64°
25
76°
63°
26
80°
63°
27
79°
62°
28
78°
63°
29
79°
63°
30
80°
62°
1
79°
62°
2
77°
61°
3
78°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Franconia
Franconia's September 2026 forecast shows daily high temperatures ranging from 75° to 89°, with overnight lows between 60° and 70°. The average high for September is 81° with an average low of 64°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Franconia. See also: October | November | December.